Asus RS120-E5/S - Manual (Page 38)

Chapter 2: Hardware setup 2-20
2.8 Removable components
You may need to remove previously installed system components when installing
or removing system devices, or when you need to replace defective components.
This section tells how to remove the following components:
1. System fans
2. Device fan
3. Power supply module
4. Optical drive
5. Motherboard
2.8.1 System fans
The system comes with:
• three units 28 mm x 40 mm (15500) rpm fans
Refer to the illustration below for location of the system fans.
Incorrect installation of the system fan with dummy case may cause CPU
overheating and automatic system shutdown.
28 mm x 40 mm system fans